US PATENT SUBCLASS 428 / 324
.~.~ Mica


Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

221  DF  WEB OR SHEET CONTAINING STRUCTURALLY DEFINED ELEMENT OR COMPONENT {9}
323  DF  .~ Including a second component containing structurally defined particles {7}
324.~.~ Mica


DEFINITION

Classification: 428/324

(under subclass 323) Product in which the particles* comprises any of the group of mineral silicates commonly called "mica".

(1) Note. The term "mica" will be construed as connoting flakes of flat configuration and therefore structurally defined unless the disclosure clearly contradicts such an interpretation; see (1) Note in subclass 454.

SEE OR SEARCH THIS CLASS, SUBCLASS:

363, for a mass or single layer of or containing mica flakes.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic, 415+, for a composition of that class (106) including mica.

252, Compositions,

378, for a composition containing exfoliated or intumesced material.